* {
  box-sizing: border-box;
}

html{
  height: 100%;
}

body {
  background-color: #666;
  /* height: 100%; */
  margin: 0;
  font-family: 'Roboto Slab', sans-serif;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

h1 {
  color: #fff;
}

.container {
  width: 80%;
  min-width: 600px;
  max-width: 120vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}

  .screen {
    cursor: pointer;
    background-color: #000;
    width: 100%;
    border-radius: 10px 10px 0 0;
  }

  .controls {
    background-color: #333;
    border-radius: 0 0 10px 10px;
    width: 100%;
    padding: 10px;
    display: flex;
    justify-content: center;
    align-items: center;
  }
    .btn {
      width: 30px;
      height: 30px;
      cursor: pointer;
      background: transparent;
      border: none;
    }
    .btn:focus {
      outline: none;
    }
      .fa-play {
        color: #28a745;
      }
      .fa-stop {
        color: #dc3545;
      }
      .fa-pause {
        color: #fff;
      }
    .timestamp {
      color: #fff;
      font-weight: bold;
    }

@media(max-width:600px) {
  .container{
    width: 100%;
    min-width: 0;
  }
  .screen,.controls {
    border-radius: 0;
  }
}